PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/10-03:57:50
G08     297.8          22.4                9.2 +/-    1.49      19.1 +/-    1.49  0.060 / 0.110
G10     358.5          62.7                7.9 +/-    0.53       8.8 +/-    0.53  0.060 / 0.100
G14     226.3          40.0               11.8 +/-    1.97      17.1 +/-    1.97  0.050 / 0.110
G20     42.1           61.8                8.3 +/-    0.50       9.3 +/-    0.50  0.060 / 0.100
G21     144.4          45.3                8.9 +/-    0.62      11.9 +/-    0.62  0.030 / 0.030
G24     59.0           26.5                6.4 +/-    1.19      12.2 +/-    1.19  0.030 / 0.030
G27     258.9          33.6                9.6 +/-    1.33      15.7 +/-    1.33  0.060 / 0.080
G32     239.7          66.3               10.2 +/-    1.26      11.0 +/-    1.26  0.060 / 0.090